CN210222640U - Desktop computer host and power supply expansion box - Google Patents
Desktop computer host and power supply expansion box Download PDFInfo
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- CN210222640U CN210222640U CN201921241013.2U CN201921241013U CN210222640U CN 210222640 U CN210222640 U CN 210222640U CN 201921241013 U CN201921241013 U CN 201921241013U CN 210222640 U CN210222640 U CN 210222640U
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- power supply
- expansion box
- interface
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Abstract
The utility model discloses a box, desktop computer are extended to desktop computer and power, desktop computer, include: the optical disk drive comprises a case, wherein a groove position for mounting the optical disk drive is reserved in the case, and the groove position is provided with an opening exposed out of the case; the power supply is arranged in the case and is provided with a power supply output terminal; and the power supply expansion box is arranged on the slot position of the case, one end of the power supply expansion box is exposed out of the opening of the slot, the end face of the power supply expansion box, which is exposed out of the case, is provided with a TYPE-C interface and/or a USB-A interface, and the surface of the power supply expansion box, which is positioned in the case body, is provided with a power supply input terminal. Because the desktop computer host is provided with the power supply expansion box, the functions of the desktop computer host are increased, the end face of the power supply expansion box, which is exposed out of the case, is provided with the TYPE-C interface and/or the USB-A interface, and a mobile phone or other electronic products can be directly inserted into the desktop computer host for charging, so that the desktop computer host is convenient to use.
Description
Technical Field
The utility model relates to an electronic equipment, concretely relates to desktop computer host computer and power extension box.
Background
At present, if a mobile phone or other electronic products need to be charged by office personnel, two main ways exist: the first is to use the USB-A interface of the computer case to charge, but because the USB interface of the computer case has limited output power (5V/0.5A or 5V/1.5A), the charging is very slow, and the prior computer case is not provided with a TYPE-C interface, the mobile phone with a TYPE-C charging wire can not be charged; the second is charging with a charger, which is troublesome to carry with, and the office must have a redundant AC outlet.
Disclosure of Invention
The application provides a desktop computer host and a power supply expansion box which are convenient for charging a mobile phone or other electronic products.
According to a first aspect, there is provided in one embodiment a desktop host comprising:
the optical disk drive comprises a case, wherein a groove position for mounting the optical disk drive is reserved in the case, and the groove position is provided with an opening exposed out of the case;
the power supply is arranged in the case and is provided with a power supply output terminal;
the power supply expansion box is arranged on the slot position of the case, one end of the power supply expansion box is exposed out of the opening of the slot, the end face of the power supply expansion box, which is exposed out of the case, is provided with a TYPE-C interface and/or a USB-A interface, the surface of the power supply expansion box, which is positioned in the case body, is provided with a power supply input terminal, and the power supply input terminal of the power supply expansion box is connected with a power supply output terminal of a power supply through a cable; the power supply expansion box is internally provided with a charging protocol circuit and a power supply conversion and power limitation circuit, the power supply conversion and power limitation circuit is connected with the power supply input terminal and is respectively connected with the TYPE-C interface and/or the USB-A interface through the charging protocol circuit, and the charging protocol circuit is used for identifying charging voltage and circuits required by the accessed electronic equipment and controlling the power supply conversion and power limitation circuit to output voltage and current matched with the accessed electronic equipment.
Further, the TYPE-C interface and/or the USB-A interface have several.
Furthermore, the side of the power supply expansion box is provided with a screw hole, and the power supply expansion box is fixed in the box body through the screw hole.
According to a second aspect, there is provided in one embodiment a power expansion box comprising: the power supply expansion box is used for being installed on a slot position reserved for installing the CD driver of the desktop computer host, the end face of the power supply expansion box, which is exposed out of the case, is provided with a TYPE-C interface and/or a USB-A interface, the facing face or the opposite face of the end face provided with the TYPE-C interface and/or the USB-A interface is provided with a power supply input terminal, and the power supply input terminal of the power supply expansion box is connected with a power supply output terminal of a power supply in the case through a cable; the power supply expansion box is internally provided with a charging protocol circuit and a power supply conversion and power limitation circuit, the power supply conversion and power limitation circuit is connected with the power supply input terminal and is respectively connected with the TYPE-C interface and/or the USB-A interface through the charging protocol circuit, and the charging protocol circuit is used for identifying charging voltage and circuits required by the accessed electronic equipment and controlling the power supply conversion and power limitation circuit to output voltage and current matched with the accessed electronic equipment.
Further, the TYPE-C interface and/or the USB-A interface have several.
Furthermore, the side of power extension box is equipped with the screw hole, and the screw hole is used for fixing power extension box in the box.
According to the desktop computer host and the power supply expansion box of the embodiment, the power supply expansion box is installed on the desktop computer host, so that the functions of the desktop computer are increased, the TYPE-C interface and/or the USB-A interface are/is arranged on the end face, exposed out of the case, of the power supply expansion box, and a mobile phone or other electronic products can be directly inserted into the desktop computer host for charging, so that the desktop computer host and the power supply expansion box are convenient to use.
Drawings
FIG. 1 is a front view of a desktop computer host according to one embodiment;
FIG. 2 is a perspective view of a power expansion box in one embodiment;
FIG. 3 is a rear view of a power expansion box in one embodiment;
fig. 4 is a schematic diagram of a power expansion box in an embodiment.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.
The first embodiment is as follows:
this implementation provides a desktop computer, and this desktop computer has increased the power extension box on current desktop computer's basis, has increased TYPE-C interface and USB-A interface, has solved the charging problem of official working personnel electronic equipment.
As shown in fig. 1 to 4, the desktop computer host of the present embodiment mainly includes a case 10, a power supply 20, and a power supply expansion box 30. A slot for mounting the optical drive is reserved at the upper end of the case 10, and the slot has an opening exposed out of the case 10. The power supply 20 is installed in the casing 10, and the power supply 20 has a plurality of power output terminals, one of which is a spare power output terminal of the optical disc drive.
The power expansion box 30 has a shape and volume equivalent to those of an optical drive for installation in the chassis 10, and the power expansion box 30 has a flat structure. The power expansion box 30 is installed on a slot reserved for installing the optical drive in the case 10, the end face of the power expansion box 30 exposed out of the case 10 is provided with a plurality of TYPE-C interfaces 31 and USB-a interfaces 32, the specific number and arrangement of the TYPE-C interfaces 31 and the USB-a interfaces 32 can be set as required, and in other embodiments, only the TYPE-C interfaces 31 or only the USB-a interfaces 32 are arranged on the power expansion box 30.
In this embodiment, the power input terminal 32 is disposed on the end surface of the power expansion box 30 away from the TYPE-C interface 31 and the USB-a interface 32, and the power input terminal 33 can be connected to the power output terminal of the power supply 20 through a cable. The power input terminals 32 may also be mounted at the bottom of the power expansion box 30.
The power expansion box 30 is internally provided with a circuit board, and the circuit board is provided with a charging protocol circuit 34 and a power conversion and power limitation circuit 35, wherein the charging protocol circuit 34 and the power conversion and power limitation circuit 35 are circuits commonly used in power adapters in the prior art. The power conversion and limiting circuit 35 is connected to the power input terminal 32, and the power conversion and limiting circuit 35 is connected to the TYPE-C interface 31 and the USB-a interface 32 through the charging protocol circuit 34, specifically, each TYPE-C interface 31 or USB-a interface 32 is connected to the power conversion and limiting circuit 35 through one charging protocol circuit 34. The charging protocol circuit 34 is used to identify the charging voltage and current required by the electronic device, and the power conversion and power limitation circuit 35 is used to convert the voltage and current to output a voltage and current matching the electronic device. When the TYPE-C interface 31 or the USB-a interface 32 is connected to the electronic device, the charging protocol circuit 34 connected to the TYPE-C interface 31 or the USB-a interface 32 automatically identifies the charging voltage and current required by the electronic device, and then controls the power conversion and limiting circuit 35 to output the corresponding voltage and current to charge the connected electronic device.
In order to better mount the power expansion box 30, a screw hole 36 is formed in a side surface of the power expansion box 30, so that the power expansion box 30 can be fixed in the chassis 10 by screws. The power expansion box 30 may also be fixed in the chassis 10 by means of a snap fit.
The desktop computer host provided by the embodiment is provided with the power supply expansion box 30, so that the function of the desktop computer host is increased, the end face of the power supply expansion box 30, which is exposed out of the case, is provided with the TYPE-C interface 31 and the USB-A interface 32, and a mobile phone or other electronic products can be directly inserted into the desktop computer host for charging, so that the desktop computer host is convenient to use.
Example two:
as shown in fig. 1 to 4, the embodiment provides a power expansion box 30, where the power expansion box 30 is used to be installed on an existing desktop computer host, and a TYPE-C interface and a USB-a interface are added to the existing desktop computer host, so as to solve the charging problem of electronic devices of office staff.
The power expansion box 30 has a shape and volume equivalent to those of an optical drive for installation in the chassis 10, and the power expansion box 30 has a flat structure. The power supply expansion box 30 is installed on a slot position of the case 10 reserved for installing the optical drive, a plurality of TYPE-C interfaces 31 and USB-A interfaces 32 are arranged on one end face of the power supply expansion box 30, and the specific number and arrangement mode of the TYPE-C interfaces 31 and the USB-A interfaces 32 can be set as required. The power expansion box 30 is installed behind the chassis 10, and the end surface provided with the TYPE-C interface 31 and the USB-a interface 32 is exposed out of the chassis 10, and in other embodiments, only the TYPE-C interface 31 or only the USB-a interface 32 is provided on the power expansion box 30.
In this embodiment, the power input terminal 32 is disposed on the end surface of the power expansion box 30 away from the TYPE-C interface 31 and the USB-a interface 32, and the power input terminal 33 can be connected to the power output terminal of the power supply 20 through a cable. The power input terminals 32 may also be mounted at the bottom of the power expansion box 30.
The power expansion box 30 is internally provided with a circuit board, and the circuit board is provided with a charging protocol circuit 34 and a power conversion and power limitation circuit 35, wherein the charging protocol circuit 34 and the power conversion and power limitation circuit 35 are circuits commonly used in power adapters in the prior art. The power conversion and limiting circuit 35 is connected to the power input terminal 32, and the power conversion and limiting circuit 35 is connected to the TYPE-C interface 31 and the USB-a interface 32 through the charging protocol circuit 34, specifically, each TYPE-C interface 31 or USB-a interface 32 is connected to the power conversion and limiting circuit 35 through one charging protocol circuit 34. The charging protocol circuit 34 is used to identify the charging voltage and current required by the electronic device, and the power conversion and power limitation circuit 35 is used to convert the voltage and current to output a voltage and current matching the electronic device. When the TYPE-C interface 31 or the USB-a interface 32 is connected to the electronic device, the charging protocol circuit 34 connected to the TYPE-C interface 31 or the USB-a interface 32 automatically identifies the charging voltage and current required by the electronic device, and then controls the power conversion and limiting circuit 35 to output the corresponding voltage and current to charge the connected electronic device.
In order to better mount the power expansion box 30, a screw hole 36 is formed in a side surface of the power expansion box 30, so that the power expansion box 30 can be fixed in the chassis 10 by screws. The power expansion box 30 may also be fixed in the chassis 10 by means of a snap fit.
The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.
Claims (6)
1. A desktop computer host, comprising:
the optical disk drive comprises a case, wherein a slot position for mounting the optical disk drive is reserved in the case, and the slot position is provided with an opening exposed out of the outer side of the case;
a power supply mounted within the chassis, the power supply having a power supply output terminal;
the power supply expansion box is installed on the slot position of the case, one end of the power supply expansion box is exposed out of the opening of the slot position, the end face, exposed out of the case, of the power supply expansion box is provided with a TYPE-C interface and/or a USB-A interface, the surface, positioned in the case, of the power supply expansion box is provided with a power supply input terminal, and the power supply input terminal of the power supply expansion box is connected with a power supply output terminal of the power supply through a cable; be equipped with charge protocol circuit and power conversion and power limiting circuit in the power extension box, power conversion and power limiting circuit are connected with power input terminal, and power conversion and power limiting circuit pass through charge protocol circuit respectively with TYPE-C interface and/or USB-A interface connection, charge protocol circuit is used for discerning the required charging voltage and the circuit of access electronic equipment, and control power conversion and power limiting circuit output and the voltage and the electric current that access electronic equipment matches.
2. The desktop host of claim 1, wherein the TYPE-C interface
And/or the USB-a interface has several.
3. The desktop computer host of claim 1, wherein a screw hole is formed on a side surface of the power expansion box, and the power expansion box is fixed in the case through the screw hole.
4. A power supply expansion box is characterized in that the power supply expansion box is used for being installed in a slot position reserved for installing an optical drive of a desktop computer host, the end face of the power supply expansion box, which is exposed out of a case, is provided with a TYPE-C interface and/or a USB-A interface, the facing face or the opposite face of the end face provided with the TYPE-C interface and/or the USB-A interface is provided with a power supply input terminal, and the power supply input terminal of the power supply expansion box is connected with a power supply output terminal of a power supply in the case through a cable; be equipped with charge protocol circuit and power conversion and power limiting circuit in the power extension box, power conversion and power limiting circuit are connected with power input terminal, and power conversion and power limiting circuit pass through charge protocol circuit respectively with TYPE-C interface and/or USB-A interface connection, charge protocol circuit is used for discerning the required charging voltage and the circuit of access electronic equipment, and control power conversion and power limiting circuit output and the voltage and the electric current that access electronic equipment matches.
5. The power expansion box of claim 4, wherein said TYPE-C interface and/or USB-A interface has a number.
6. The power expansion box of claim 4, wherein a side surface of the power expansion box is provided with a screw hole for fixing the power expansion box in the chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921241013.2U CN210222640U (en) | 2019-08-02 | 2019-08-02 | Desktop computer host and power supply expansion box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921241013.2U CN210222640U (en) | 2019-08-02 | 2019-08-02 | Desktop computer host and power supply expansion box |
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| Publication Number | Publication Date |
|---|---|
| CN210222640U true CN210222640U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921241013.2U Active CN210222640U (en) | 2019-08-02 | 2019-08-02 | Desktop computer host and power supply expansion box |
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| CN (1) | CN210222640U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111490578A (en) * | 2020-05-29 | 2020-08-04 | 维沃移动通信有限公司 | Charging control method and device |
-
2019
- 2019-08-02 CN CN201921241013.2U patent/CN210222640U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111490578A (en) * | 2020-05-29 | 2020-08-04 | 维沃移动通信有限公司 | Charging control method and device |
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Address after: 518109 1st-6th floor, 1st floor, 6th floor, No.7 office building, yuan plant area, Longcheng industry and trade, Gaofeng community, Dalang street, Longhua District, Shenzhen, Guangdong Province Patentee after: Shenzhen lvlian Technology Co.,Ltd. Address before: 518109 1st-6th floor, 1st floor, 6th floor, No.7 office building, yuan plant area, Longcheng industry and trade, Gaofeng community, Dalang street, Longhua District, Shenzhen, Guangdong Province Patentee before: SHENZHEN GREEN CONNECTION TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |